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Service bulletins for the 2017 Buick LaCrosse

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1203 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Steering are shown. Show all

Bulletins, newest first
PI0281L2025-06-12. Service bulletin. STEERING; POWER TRAIN; SUSPENSION. This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
25-NA-0652025-04-24. Service bulletin. STEERING; SERVICE BRAKES; FUEL/PROPULSION SYSTEM. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
16-NA-1092025-02-28. Service bulletin. STEERING. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
04-06-01-029K2024-12-04. Service bulletin. POWER TRAIN; STEERING; ENGINE. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
03-00-91-001I2023-11-22. Service bulletin. WHEELS; POWER TRAIN; STEERING; SUSPENSION; ENGINE AND ENGINE COOLING. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
15-00-89-004F2023-09-08. Service bulletin. STEERING; SUSPENSION; ENGINE AND ENGINE COOLING; POWER TRAIN. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
PI0281J2023-05-04. Service bulletin. POWER TRAIN; STEERING; STRUCTURE; SUSPENSION; ENGINE AND ENGINE COOLING. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
15-00-89-004E2022-10-11. Service bulletin. POWER TRAIN; SUSPENSION; ENGINE AND ENGINE COOLING; SERVICE BRAKES, HYDRAULIC; STEERING. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
16-NA-1092022-06-09. Service bulletin. STEERING; EQUIPMENT. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
PIC6048N2022-02-14. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; STEERING; AIR BAGS; LANE DEPARTURE; BACK OVER PREVENTION. This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from the steering wheel. No Chimes or haptic in the seat. Lane Keep Assist icon is flashing amber; Forward Camera Module is actively commanding torque to Electronic Power Steering. This will also be accompanied with Lane Departure Warning chimes and haptic in the seat feedback based on the setting chosen in the vehicle settings. This will take place when the vehicle has crossed lane marking by (40 cm) or (15.75 in).
16NA1092021-05-03. Service bulletin. STEERING. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
174152021-04-30. Service bulletin. STEERING:GEAR BOX:SHAFT SECTOR. Condition Certain 2017 model year Buick LaCrosse vehicles may have a condition in which the inner front-of-dash seal for the steering shaft may not be properly installed. If this condition is present water could accumulate inside the lower steering boot and, over time, cause corrosion of the intermediate and pinion steering shafts. This corrosion could damage the pinion seal, allowing water to reach the torque sensor. Correction Inspect the inner intermediate steering shaft boot, and replace if necessary
PIC6048M2020-02-10. Service bulletin. LANE DEPARTURE; STEERING. This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from the steering wheel. No Chimes or haptic in the seat. Lane Keep Assist icon is flashing amber; Forward Camera Module is actively commanding torque to Electronic Power Steering. This will also be accompanied with Lane Departure Warning chimes and haptic in the seat feedback based on the setting chosen in the vehicle settings. This will take place when the vehicle has crossed lane marking by (40 cm) or (15.75 in).
PIE0539B2019-12-16. Service bulletin. STEERING; WHEELS; EQUIPMENT. This engineering information (EI) closure ends the need for information from the field on a stick-slip type condition felt in steering wheel at highway speeds. If a vehicle is encountered with the this condition, refer to SI for further diagnosis.
PIE0539A2019-11-25. Service bulletin. STEERING. This engineering information bulletin is requesting to gather information from the field to determine a root cause for a condition of a stick-Slip Type Condition Felt in Steering Wheel at Highway Speeds. The information gathered will be used to develop a field fix.
PIE05392019-10-28. Service bulletin. STEERING. This engineering informational bulletin is requesting to gather information from the field to determine a root cause for a condition of a stick-Slip Type Condition Felt in Steering Wheel at Highway Speeds. The information gathered will be used to develop a field fix.
16NA1092019-09-23. Service bulletin. STEERING. This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
172472019-04-08. Service bulletin. STEERING; SUSPENSION. 17247 - Service Update. Certain vehicles may exhibit a rattle noise in the rear of the vehicle. This noise may be caused by a loose rear suspension bolt. The bolt could work its way out completely, causing a clunk and rear steering input while coming to a stop. Dealers will verify torque on all bolts involved. Replace bolts that were not at the specified torque value.
PI0671A2018-05-21. Service bulletin. STEERING. This preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid reservoir.
16-NA-1092018-05-21. Service bulletin. STEERING. This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
16-NA-0392018-05-21. Service bulletin. STEERING. This Technical bulletin provides a procedure to inspect the intermediate steering shaft inner and outer boots for being out of position to correct a groan, squeak or rub noise heard when turning the steering wheel.
174062018-05-07. Service bulletin. STEERING; ELECTRICAL SYSTEM. 17406 - Service Update. Vehicles may be missing a seal plug in the electric power steering (EPS) connector cavity leading to corrosion. Vehicle may lose steering assist and/or set diagnostic trouble codes and driver information center messages. Dealers are to inspect EPS connector for missing seal plug and water intrusion or corrosion. Replace the EPS connector and electric dual pinion rack and power steering gear if water intrusion or corrosion is found.
17415 (Bulletin2018-05-07. Service bulletin. STEERING; POWER TRAIN. 17415-Service Update. Certain vehicles may have a condition in which the inner front-of-dash seal for the steering shaft may not be properly installed. If this condition is present water could accumulate inside the lower steering boot and, over time, cause corrosion of the intermediate and pinion steering shafts. This corrosion could damage the pinion seal, allowing water to reach the torque sensor. Dealers will inspect the inner intermediate steering shaft boot, and replace if necessary.
PIC6073D2018-03-12. Service bulletin. ELECTRICAL SYSTEM; STEERING:ELECTRIC POWER ASSIST SYSTEM; STEERING. This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media Oriented Systems Transport bus concerns. The kit contains header connectors that are installed to bypass Media Oriented Systems Transport bus modules. The bypass connector also contains a terminal for verifying Media Oriented Systems Transport control circuit voltages. Technician should review Media Oriented Systems Transport bus description and operation and Diagnostic Trouble Code U0028 diagnostic procedures.
PIP55452018-02-21. Service bulletin. BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE; STEERING:HYDRAULIC POWER ASSIST:PUMP. This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.